IP address 106.54.201.103
On AS45090.
Relations
Values this address shares with other hosts in this archive, rarest first, watermarks last. A shared value says the hosts were set up alike, not that one operator runs them.
| Shared | Value | Other hosts |
|---|---|---|
| Cobalt Strike watermark | 1234567890 | 18 other hosts · 18 listed |
A Cobalt Strike watermark is a weak link: cracked and leaked builds share one.
Not shared with any other host in this archive: 1 server key.
Network context
| Shared | Value | Other hosts |
|---|---|---|
| Network | AS45090 · Shenzhen Tencent Computer Systems Com… | 538 other hosts · 493 listed |
Hosts near this one, for context only.
Summary
Ports
This address answered on 2 ports. First seen and last confirmed dates are per row, by UTC day.
Observation history
Listed on 41 of the 63 days since this archive began recording, 2026-08-29 UTC.
A marked day is a UTC day the feed listed this address. The feed keeps a listener for up to 90 days after its last confirmation, so a listed day is not a confirmation. A listener no longer in the feed is drawn to its last confirmation.
Listed days as dates
- 2026-09-20 – 2026-10-30 (41 days)
Evidence
Each certificate, configuration and file appears once, with the listeners that carried it.
Beacon configurations
2 configurations on 2 listeners. Common to both:
Each configuration calls back on its own listener’s port. Where they differ:
Listeners
Each listener below shows its status and what sets it apart. Dates are in Ports; certificates, configurations and files in Evidence. Common to both listeners:
106.54.201.103:6666 · Cobalt Strike
106.54.201.103:9999 · Cobalt Strike
Hosts sharing a value with this one
18 other hosts in this archive share at least one value with this one. Each is listed once, under its first shared value in Relations order. Dates and status are from the records that share a value. Every host shown is labelled Cobalt Strike, as this one is.
| Address | Shares | Last confirmed | Status |
|---|---|---|---|
Cobalt Strike watermark · 18 other hosts · 18 listed The watermark identifies the Cobalt Strike licence a beacon was built with. Cracked and leaked builds share watermarks widely, so it is not evidence of a single operator. | |||
| 116.62.174.16 | watermark | listed | |
| 121.4.38.18 | watermark | listed | |
| 60.205.223.45 | watermark | listed | |
| 193.239.86.192 | watermark | listed | |
| 47.116.130.234 | watermark | listed | |
| 47.114.83.19 | watermark | listed | |
| 193.239.86.193 | watermark | listed | |
| 47.74.43.122 | watermark | listed | |
| 154.219.101.56 | watermark | listed | |
| 1.12.59.176 | watermark | listed | |
| 47.97.199.23 | watermark | listed | |
| 121.43.58.113 | watermark | listed | |
| 47.122.120.188 | watermark | listed | |
| 139.199.18.159 | watermark | listed | |
| 83.229.123.201 | watermark | listed | |
| 111.229.248.198 | watermark | listed | |
| 162.14.150.23 | watermark | listed | |
| 47.82.234.12 | watermark | listed | |
Samples served · 3 files
Files this address was seen serving, each identified by running or analysing it. A widely distributed file can reach unrelated hosts.
| File | Confirmed | Delivered on | File last seen |
|---|---|---|---|
| ec41a7d46333efb0df6599d270980b4264f076b0168f384812a67bfa6551221b | analysed | :9999 | |
| 431f1a6948e274437601756f83a8b3471d7395b4b7bc3f0cae206237ab5b9a5f | analysed | :6666 | |
| da656fcf253558a29828c527ce2126649d263da6b3a8a837fe6e43db10baff4d | analysed | :9999 |
Deploy
Suricata rules and hunt queries for this address’s 2 listed listeners.
Each query searches the last 30 days of your logs for connections to these listeners and for the 3 files this address served. Queries hold only addresses, ports and file hashes.
Microsoft Defender XDR (KQL)
DeviceNetworkEvents | where Timestamp > ago(30d) | where (RemoteIP == "106.54.201.103" and RemotePort in (6666, 9999))
DeviceFileEvents
| where Timestamp > ago(30d)
| where SHA256 in ("431f1a6948e274437601756f83a8b3471d7395b4b7bc3f0cae206237ab5b9a5f", "da656fcf253558a29828c527ce2126649d263da6b3a8a837fe6e43db10baff4d", "ec41a7d46333efb0df6599d270980b4264f076b0168f384812a67bfa6551221b")Microsoft Sentinel (KQL)
CommonSecurityLog | where TimeGenerated > ago(30d) | where (DestinationIP == "106.54.201.103" and DestinationPort in (6666, 9999))
Splunk (SPL, CIM data models)
| tstats summariesonly=false count min(_time) as first_time max(_time) as last_time
from datamodel=Network_Traffic where earliest=-30d
((All_Traffic.dest_ip="106.54.201.103" (All_Traffic.dest_port=6666 OR All_Traffic.dest_port=9999)))
by All_Traffic.src_ip All_Traffic.dest_ip All_Traffic.dest_port| tstats summariesonly=false count min(_time) as first_time max(_time) as last_time
from datamodel=Endpoint.Filesystem where earliest=-30d
(Filesystem.file_hash="431f1a6948e274437601756f83a8b3471d7395b4b7bc3f0cae206237ab5b9a5f" OR Filesystem.file_hash="da656fcf253558a29828c527ce2126649d263da6b3a8a837fe6e43db10baff4d" OR Filesystem.file_hash="ec41a7d46333efb0df6599d270980b4264f076b0168f384812a67bfa6551221b")
by Filesystem.dest Filesystem.file_path Filesystem.file_hashElastic (EQL)
network where (destination.ip == "106.54.201.103" and destination.port in (6666, 9999))
file where file.hash.sha256 in ("431f1a6948e274437601756f83a8b3471d7395b4b7bc3f0cae206237ab5b9a5f", "da656fcf253558a29828c527ce2126649d263da6b3a8a837fe6e43db10baff4d", "ec41a7d46333efb0df6599d270980b4264f076b0168f384812a67bfa6551221b")Cite this record
Plain text, for a ticket or a report
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